import React, { Component } from "react";
class Moxing extends Component {
  render() {
    return <h3>{this.props.msg}</h3>;
  }
}
export default class App extends Component {
  render() {
    return (
      <div>
        <Moxing msg="林洋"></Moxing>
      </div>
    );
  }
}
